40002704

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:384

約数の個数: 80

約数和(自身を含む): 94493952

約数和(自身を除く): 54491248

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 53, 56, 92, 106, 112, 161, 184, 212, 293, 322, 368, 371, 424, 586, 644, 742, 848, 1172, 1219, 1288, 1484, 2051, 2344, 2438, 2576, 2968, 4102, 4688, 4876, 5936, 6739, 8204, 8533, 9752, 13478, 15529, 16408, 17066, 19504, 26956, 31058, 32816, 34132, 47173, 53912, 62116, 68264, 94346, 107824, 108703, 124232, 136528, 188692, 217406, 248464, 357167, 377384, 434812, 714334, 754768, 869624, 1428668, 1739248, 2500169, 2857336, 5000338, 5714672, 10000676, 20001352, 40002704]

約数ペア:

[(1, 40002704), (2, 20001352), (4, 10000676), (7, 5714672), (8, 5000338), (14, 2857336), (16, 2500169), (23, 1739248), (28, 1428668), (46, 869624), (53, 754768), (56, 714334), (92, 434812), (106, 377384), (112, 357167), (161, 248464), (184, 217406), (212, 188692), (293, 136528), (322, 124232), (368, 108703), (371, 107824), (424, 94346), (586, 68264), (644, 62116), (742, 53912), (848, 47173), (1172, 34132), (1219, 32816), (1288, 31058), (1484, 26956), (2051, 19504), (2344, 17066), (2438, 16408), (2576, 15529), (2968, 13478), (4102, 9752), (4688, 8533), (4876, 8204), (5936, 6739)]